Read the side effects of Hydroquinone as described in the medical literature. In case of any doubt consult your doctor or pharmacist.
Mild burning, stinging,tingling, redness, dryness, itching, pimples, rash. Some of the serious effects include blistering, cracking of the skin and ochronosis (bluish black pigmentation on the skin).
Other Precautions :
* Stop the medication if there is no improvement after 3 months of treatment.